CN111237037A - High-efficient recycle engine block of heat energy - Google Patents
High-efficient recycle engine block of heat energy Download PDFInfo
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- CN111237037A CN111237037A CN202010037541.7A CN202010037541A CN111237037A CN 111237037 A CN111237037 A CN 111237037A CN 202010037541 A CN202010037541 A CN 202010037541A CN 111237037 A CN111237037 A CN 111237037A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy the devices using heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The invention discloses an engine set capable of efficiently recycling heat energy, which comprises an internal combustion engine, a steam turbine, a condenser, a water pump, a water inlet pipe and an air outlet pipe, wherein the internal combustion engine comprises a cylinder and a cylinder cover, a piston matched with the cylinder is arranged in the cylinder, a blind hole is formed in the top wall of the piston, one end of the air outlet pipe is closed, the other end of the air outlet pipe is open, the open end of the air outlet pipe is positioned outside the cylinder cover, the closed end of the air outlet pipe penetrates through the cylinder cover to enter the blind hole, one end of the water inlet pipe is positioned outside the cylinder cover, the other end of the water inlet pipe penetrates through the cylinder cover to enter the cylinder and penetrates through the outer wall of the air outlet; by using the device, the recovery rate of the heat energy generated by the engine can be improved.
Description
Technical Field
The invention relates to the technical field of engines, in particular to an engine unit capable of efficiently recycling heat energy.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, internal combustion engines (gasoline engines, etc.), external combustion engines (stirling engines, steam engines, etc.), electric motors, etc. For example, an internal combustion engine usually converts chemical energy into mechanical energy, the engine can generate a large amount of heat energy when working, the heat energy is directly discharged to great waste energy, at present, the heat energy is mainly recovered by recovering hot gas discharged after the engine works, but the efficiency of the heat energy recovery in the mode is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the engine unit capable of efficiently recycling the heat energy.
The utility model provides a high-efficient recycle engine unit of heat energy, includes internal-combustion engine, steam turbine, condenser, water pump, inlet tube and outlet duct, the internal-combustion engine includes cylinder and cylinder cap, be equipped with the complex piston with it in the cylinder, be equipped with the blind hole on the piston roof, the other end is sealed to the outlet duct one end is opened, and the open end of outlet duct is located outside the cylinder cap, and the outlet duct blind end passes the cylinder cap and gets into in the blind hole, inlet tube one end is located outside the cylinder cap, and the inlet tube other end passes the cylinder cap and gets into in the cylinder and pass the outlet duct outer wall and get into in the outlet duct, steam turbine air inlet and the open end intercommunication of outlet duct, steam.
The engine is a device which mixes air and fuel into a good mixed gas in a certain proportion, the mixed gas is sucked into a cylinder in an air suction stroke, the mixed gas is compressed, ignited and combusted to generate heat energy, high-temperature and high-pressure gas acts on the top of a piston to push the piston to do reciprocating linear motion, and mechanical energy is output outwards through a connecting rod and a crankshaft flywheel mechanism. The traditional engine heat energy recovery device recovers heat energy of gas exhausted from a cylinder, however, the recovery and utilization efficiency of the heat energy is low due to the following reasons: the volume of cylinder is fixed, light in the cylinder after the fuel gets into the cylinder, the temperature risees in the cylinder, according to formula PV KT, P is pressure, V is the volume, T is the temperature, when the temperature risees in the cylinder, the pressure increase, form high temperature high-pressure gas in the cylinder after the fuel burning, after gaseous exhaust cylinder, the volume grow, pressure reduces by a wide margin in the twinkling of an eye, gaseous temperature also reduces by a wide margin this moment, utilize the blast pipe combustion gas to carry out heat recovery this moment, gas temperature has attenuated by a wide margin, consequently, the efficiency of heat recovery is low. In order to improve the recovery efficiency of heat energy, the inventor designs the technical scheme, the technical scheme is that a water inlet pipe and an air outlet pipe are arranged, a blind hole is formed in the top wall of a piston, one end of the air outlet pipe is closed, the other end of the air outlet pipe is open, the open end of the air outlet pipe is located outside a cylinder cover, the closed end of the air outlet pipe penetrates through the cylinder cover and enters the blind hole, the closed end of the air outlet pipe and the piston can move relatively, the arrangement is such that the normal work of the piston is not influenced by the air outlet pipe, one end of the water inlet pipe is located outside the cylinder cover, the other end of the water inlet pipe penetrates through the cylinder cover and enters the air outlet pipe, the open end of the air outlet pipe is communicated with an air inlet of a steam turbine, an air outlet of, through the outlet duct with in heat-conduction gets into the outlet duct, make the water evaporation in the outlet duct be high-temperature high-pressure vapor, high-temperature high-pressure vapor is discharged from the outlet duct and gets into in the steam turbine, promote the motion of steam turbine, thereby realize the recovery of heat energy, become liquid through the condenser condensation from the steam turbine combustion gas and pass through the water pump discharge inlet tube again, accomplish a hydrologic cycle, so directly absorb the heat energy that fuel burning produced in the cylinder, thereby carry out recycle to heat energy, improve the rate of recovery of heat energy, through the experiment, the recovery efficiency of retrieving is carried out to heat energy outside the cylinder is lower, generally can only reach about 5%, and the direct heat energy that produces the fuel burning is retrieved in the cylinder, recovery efficiency can reach 20% -30%, through using this device, can show the recovery efficiency who promotes heat energy.
Preferably, the outlet pipe comprises an outlet horizontal section and an outlet vertical section, the outlet horizontal section passes through the cylinder cover, the outlet vertical section enters the blind hole, the inlet pipe comprises an inlet horizontal section and an inlet vertical section, the inlet horizontal section passes through the cylinder cover, and the inlet vertical section passes through the outer wall of the outlet pipe and enters the outlet vertical section.
Preferably, the water inlet vertical section and the air outlet vertical section are coaxially arranged.
Preferably, still include the water tank, the water tank water inlet and condenser delivery port intercommunication, the water tank delivery port and water pump water inlet intercommunication. Set up the water tank among this technical scheme, be convenient for supply water to hydrologic cycle and supply, thereby prevent that the vapor that produces in the cylinder after the moisture content loss reduces the recovery efficiency that influences heat energy.
Preferably, the water pump is a high pressure water pump.
Preferably, the water supply pressurizing device comprises a first piston cylinder and a first piston matched with the first piston cylinder, the top end of the first piston is connected with a first spring, and the side wall of the first piston cylinder is provided with a water inlet hole and a water outlet hole; the one-way water inlet valve comprises a shell, a stop plate and a second spring, wherein a first water inlet hole and a first water outlet hole are formed in the shell, the first water inlet hole is communicated with a water outlet of the water tank, the first water outlet hole is communicated with the water inlet hole, the second spring is fixed on the inner wall of the shell, the stop plate is connected with the second spring, and the stop plate can seal the first water inlet hole; the one-way water outlet valve comprises a first shell, a first blocking plate and a third spring, wherein a second water inlet hole and a second water outlet hole are formed in the first shell, the second water inlet hole is communicated with the water outlet hole, the second water outlet hole is communicated with the water pump, the third spring is fixed on the inner wall of the first shell, the first blocking plate is connected with the third spring, and the second water inlet hole can be sealed by the first blocking plate.
The water pump is independently adopted to pump water into the water inlet pipe, the water pump needs larger power, the water supply pressurizing device is arranged in the technical scheme, when in use, the first spring is fixed on the vehicle girder or the lower support arm of the vehicle body, the vehicle can shake during running, the shaking can drive the first spring to stretch, the first spring can drive the first piston to move up and down, when the first piston moves up, because the pressure intensity in the first piston cylinder is less than the atmospheric pressure, the first piston can attract the second spring and the third spring to move when moving upwards, at the moment, the third spring moves to enable the first stop plate to seal the second water inlet hole, the stop plate is separated from the first water inlet hole when the second spring moves, meanwhile, water reserved from the water tank can cause pressure on the second spring to open the first water inlet hole, and at the moment, water flowing out of the water tank passes through the first water inlet hole and the first water outlet hole to enter the inner cavity of the first piston cylinder; when the vehicle shakes to drive the first piston to move downwards, due to the pressure extruded by the first piston, the first water inlet hole is closed by the stop plate, meanwhile, the third spring is extruded by water in the first piston cylinder, the third spring drives the first stop plate to move, the second water inlet hole is opened, water can only be discharged into the water pump from the first piston cylinder through the second water inlet hole and the second water outlet hole, the vehicle shakes to drive the first piston to move up and down, so that the water is pressurized before entering the water pump, the power of the water pump can be reduced, and energy is saved.
Preferably, the blind holes are arranged vertically.
Preferably, the blind hole is arranged in the middle of the top wall of the piston.
Preferably, the condenser sets up to a plurality ofly, and every condenser air inlet all communicates with the steam turbine gas outlet, and every condenser delivery port all communicates with the water pump. Retrieve the heat energy that produces fuel combustion in the direct cylinder among this technical scheme, heat recovery efficiency is high, consequently, the temperature of the vapor that gets into the steam turbine is high, the gas temperature that the steam turbine discharged out is than ordinary high, it needs the great condenser of volume just to realize to use a condenser to cool off, the great installation of being not convenient for of condenser volume, set up the condenser into a plurality ofly in this technical scheme, every condenser air inlet all communicates with the gas outlet of steam turbine, the delivery port of every condenser all communicates with the water pump water inlet, a plurality of condensers scatter to be arranged, the installation of the condenser of being convenient for.
The invention has the beneficial effects that: in the technical scheme, a water inlet pipe and an air outlet pipe are arranged, a blind hole is arranged on the top wall of a piston, one end of the air outlet pipe is closed, the other end of the air outlet pipe is open, the open end of the air outlet pipe is positioned outside a cylinder cover, the closed end of the air outlet pipe penetrates through the cylinder cover and enters the blind hole, the closed end of the air outlet pipe and the piston can move relatively, the air outlet pipe is arranged in such a way that the normal work of the piston is not influenced, one end of the water inlet pipe is positioned outside the cylinder cover, the other end of the water inlet pipe penetrates through the cylinder cover and enters the cylinder and penetrates through the outer wall of the air outlet pipe and enters the air outlet pipe, the open end of the air outlet pipe is communicated with an air inlet of a steam turbine, make the water evaporation in the outlet duct be high-temperature high-pressure vapor, high-temperature high-pressure vapor is in the outlet duct discharge gets into the steam turbine, promote the motion of steam turbine, thereby realize the recovery of heat energy, become liquid through the condenser condensation from the steam turbine combustion gas and pass through the water pump and discharge into the inlet tube, accomplish a hydrologic cycle, so directly absorb the heat energy that fuel burning produced in the cylinder, thereby carry out recycle to heat energy, improve the rate of recovery of heat energy, through the experiment, the recovery efficiency of retrieving is carried out to heat energy outside the cylinder is lower, generally can only reach about 5%, and directly retrieve the heat energy that fuel burning produced in the cylinder, recovery efficiency can reach 20% -30%, through using this device, can show the recovery efficiency who promotes heat energy.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view showing the overall structure of the water supply pressurizing device of the present invention.
In the drawing, 1-cylinder, 2-cylinder cover, 3-water inlet pipe, 4-air outlet pipe, 5-piston, 6-blind hole, 8-steam turbine, 9-condenser, 10-water tank, 11-water pump, 12-water supply pressurizing device, 13-air outlet hole, 14-first piston cylinder, 15-first piston, 16-water inlet hole, 17-water outlet hole, 18-one-way water inlet valve, 19-one-way water outlet valve, 20-first spring, 181-shell, 182-baffle plate, 183-second spring, 184-first water inlet hole, 185-first water outlet hole, 191-first shell, 192-first baffle plate, 193-third spring, 194-second water inlet hole and 195-second water outlet hole.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
Example 1
As shown in fig. 1, the present embodiment includes an internal combustion engine, a steam turbine 8, a condenser 9, a water pump 11, a water inlet pipe 3 and an air outlet pipe 4, the internal combustion engine comprises a cylinder 1 and a cylinder cover 2, a piston 5 matched with the cylinder 1 is arranged in the cylinder 1, the top wall of the piston 5 is provided with a blind hole 6, one end of the air outlet pipe 4 is closed, the other end is open, the open end of the air outlet pipe 4 is positioned outside the cylinder cover 2, the closed end of the air outlet pipe 4 penetrates through the cylinder cover 2 to enter the blind hole 6, one end of the water inlet pipe 3 is positioned outside the cylinder cover 2, the other end of the water inlet pipe 3 penetrates through the cylinder cover 2 to enter the cylinder 1 and penetrates through the outer wall of the air outlet pipe 4 to enter the air outlet pipe 4, the air inlet of the steam turbine 8 is communicated with the open end of the air outlet pipe 4, the air outlet of the steam turbine 8 is communicated with the air inlet of the condenser 9, the water outlet of the condenser 9 is communicated with the water inlet of the water pump 11, and the water outlet of the water pump 11 is communicated with the water inlet pipe 3.
In this embodiment the vertical setting of blind hole 6 in this embodiment blind hole 6 is laid in 5 roof middle parts of piston, in this embodiment outlet duct 4 is including giving vent to anger horizontal segment 41 and the vertical section 42 of giving vent to anger, the horizontal segment 41 of giving vent to anger passes cylinder head 2, in the vertical section 42 entering blind hole 6 of giving vent to anger, inlet tube 3 is including the horizontal segment 31 of intaking and the vertical section 32 of intaking, intake horizontal segment 31 passes cylinder head 2, and the vertical section 32 of intaking passes 4 outer walls of outlet duct and gets into in the vertical section 42 of giving vent to anger. The water inlet vertical section 32 and the air outlet vertical section 42 are coaxially arranged in this embodiment.
In this embodiment can set up a plurality of vertical sections 42 of giving vent to anger and a plurality of vertical sections 32 of intaking, it also sets up to a plurality ofly to correspond blind hole 6, every vertical section 42 of giving vent to anger corresponds and gets into a blind hole 6 in, every vertical section 32 of intaking corresponds and gets into a vertical section 42 of giving vent to anger in, vertical section 32 of intaking carries out abundant utilization with the water injection vertical section 42 of giving vent to anger in, it can carry out abundant utilization to the high temperature in the cylinder 1 to set up many vertical sections 32 of intaking and the vertical section 42 of giving vent to anger, make heat recovery efficiency higher.
Example 2
As shown in fig. 2, in order to prevent the reduction of the water vapor generated in the cylinder 1 after the loss of the water content and the influence on the recovery efficiency of the heat energy, the present embodiment is further defined based on the embodiment 1: the water-cooled condenser is characterized by further comprising a water tank 10, wherein a water inlet of the water tank 10 is communicated with a water outlet of the condenser 9, and a water outlet of the water tank 10 is communicated with a water inlet of the water pump 11. The water pump 11 in this embodiment is a high-pressure water pump.
In order to reduce the power of the water pump 11, the water pump further comprises a water supply pressurizing device 12, a one-way water inlet valve 18 and a one-way water outlet valve 19, wherein the water supply pressurizing device 12 comprises a first piston cylinder 14 and a first piston 15 matched with the first piston cylinder 14, a first spring 20 is connected to the top end of the first piston 15, and a water inlet hole 16 and a water outlet hole 17 are formed in the side wall of the first piston cylinder 14; the one-way water inlet valve 18 comprises a shell 181, a blocking plate 182 and a second spring 183, wherein a first water inlet 184 and a first water outlet 185 are formed in the shell 181, the first water inlet 184 is communicated with a water outlet of the water tank 10, the first water outlet 185 is communicated with a water inlet 16, the second spring 183 is fixed on the inner wall of the shell 181, the blocking plate 182 is connected with the second spring 183, and the blocking plate 182 can seal the first water inlet 184; the one-way water outlet valve 19 comprises a first shell 191, a first blocking plate 192 and a third spring 193, a second water inlet hole 194 and a second water outlet hole 195 are formed in the first shell 191, the second water inlet hole 194 is communicated with the water outlet hole 17, the second water outlet hole 195 is communicated with the water pump 11, the third spring 193 is fixed on the inner wall of the first shell 191, the first blocking plate 192 is connected with the third spring 193, and the second water inlet hole 194 can be sealed by the first blocking plate 192. In this embodiment, the water supply pressurizing device 12 may be provided in plurality, so that the water pressure entering the water pump 11 is higher, and the power used by the water pump 11 is reduced.
Example 3
In order to prevent the condenser 9 from being too large and inconvenient to install, the present embodiment is further defined on the basis of embodiment 1, the condenser 9 is provided in plurality, each air inlet of the condenser 9 is communicated with the air outlet of the steam turbine 8, and each water outlet of the condenser 9 is communicated with the water pump 11.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. The utility model provides an engine group is utilized to high-efficient recycle of heat energy, its characterized in that, includes internal-combustion engine, steam turbine (8), condenser (9), water pump (11), inlet tube (3) and outlet duct (4), the internal-combustion engine includes cylinder (1) and cylinder cap (2), be equipped with in cylinder (1) with it complex piston (5), be equipped with blind hole (6) on the piston (5) roof, the other end is opened in outlet duct (4) one end closure, and the open end of outlet duct (4) is located outside cylinder cap (2), and the blind end of outlet duct (4) passes cylinder cap (2) and gets into in blind hole (6), one end of inlet tube (3) is located outside cylinder cap (2), and the other end of inlet tube (3) passes cylinder cap (2) and gets into in cylinder (1) and pass outlet duct (4) outer wall and get into in outlet duct (4), steam turbine (8) air, the gas outlet of the steam turbine (8) is communicated with the gas inlet of the condenser (9), the water outlet of the condenser (9) is communicated with the water inlet of the water pump (11), and the water outlet of the water pump (11) is communicated with the water inlet pipe (3).
2. The engine block for efficient recycling of heat energy according to claim 1, wherein the outlet pipe (4) comprises an outlet horizontal section (41) and an outlet vertical section (42), the outlet horizontal section (41) passes through the cylinder head (2), the outlet vertical section (42) enters the blind hole (6), the inlet pipe (3) comprises an inlet horizontal section (31) and an inlet vertical section (32), the inlet horizontal section (31) passes through the cylinder head (2), and the inlet vertical section (32) passes through the outer wall of the outlet pipe (4) and enters the outlet vertical section (42).
3. A thermal energy efficient recycling engine block according to claim 2, characterized in that said inlet vertical section (32) and outlet vertical section (42) are coaxially arranged.
4. The engine block for efficiently recycling heat energy according to claim 1, further comprising a water tank (10), wherein a water inlet of the water tank (10) is communicated with a water outlet of the condenser (9), and a water outlet of the water tank (10) is communicated with a water inlet of the water pump (11).
5. A thermal energy efficient recovery engine block according to claim 4, characterized in that the water pump (11) is a high pressure water pump.
6. The engine block for efficiently recycling heat energy according to claim 4, further comprising a water supply pressurizing device (12), a one-way water inlet valve (18) and a one-way water outlet valve (19), wherein the water supply pressurizing device (12) comprises a first piston cylinder (14) and a first piston (15) matched with the first piston cylinder (14), a first spring (20) is connected to the top end of the first piston (15), and a water inlet hole (16) and a water outlet hole (17) are formed in the side wall of the first piston cylinder (14); the one-way water inlet valve (18) comprises a shell (181), a blocking plate (182) and a second spring (183), wherein a first water inlet hole (184) and a first water outlet hole (185) are formed in the shell (181), the first water inlet hole (184) is communicated with a water outlet of the water tank (10), the first water outlet hole (185) is communicated with a water inlet hole (16), the second spring (183) is fixed on the inner wall of the shell (181), the blocking plate (182) is connected with the second spring (183), and the blocking plate (182) can seal the first water inlet hole (184); the one-way water outlet valve (19) comprises a first shell (191), a first blocking plate (192) and a third spring (193), a second water inlet hole (194) and a second water outlet hole (195) are formed in the first shell (191), the second water inlet hole (194) is communicated with a water outlet hole (17), the second water outlet hole (195) is communicated with a water pump (11), the third spring (193) is fixed on the inner wall of the first shell (191), the first blocking plate (192) is connected with the third spring (193), and the second water inlet hole (194) can be sealed by the first blocking plate (192).
7. An engine block for efficient recovery of thermal energy according to claim 1, characterized in that the blind holes (6) are arranged vertically.
8. The engine block for efficient recycling of heat energy according to claim 1, characterized in that the blind hole (6) is arranged in the middle of the top wall of the piston (5).
9. The engine block for efficiently recycling heat energy according to claim 1, wherein the number of the condensers (9) is multiple, each air inlet of the condensers (9) is communicated with an air outlet of the steam turbine (8), and each water outlet of the condensers (9) is communicated with the water pump (11).
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